1. Replication: The bacteria's single circular chromosome replicates, creating two identical copies.
2. Elongation: The cell elongates and grows bigger.
3. Separation: The two chromosomes move to opposite ends of the cell, and the cell membrane grows inward, dividing the cell in two.
4. Division: The cell wall forms, creating two identical daughter cells.
Each daughter cell is a clone of the parent cell and can then independently replicate through binary fission again. This process can happen very quickly, allowing bacterial populations to grow rapidly under favorable conditions.
Key points about bacterial reproduction:
* No sexual reproduction: Bacteria don't require two parents to reproduce.
* Rapid replication: Binary fission can happen very quickly, allowing bacteria to multiply rapidly.
* Genetic variation: While binary fission produces identical copies, mutations can occur during DNA replication, leading to genetic variation within a population.
While it's not quite like humans having babies, it's still a fascinating and efficient way for bacteria to create new generations!